Adjust clock both in Raspberry Pi and local PC

Raspberry Pi has no RTC(Real Time Clock), so the system clock is
always diverged from the correct time at each boot time. It causes
annoying problems. For example, move_base produce tf timeout error as:

Adjust clock both in Raspberry Pi and local PC

Raspberry Pi has no RTC(Real Time Clock), so the system clock is
always diverged from the correct time at each boot time. It causes
annoying problems. For example, move_base produce tf timeout error as: